22111331020313 has 24 divisors (see below), whose sum is σ = 23906824459560. Its totient is φ = 20435540336640.

The previous prime is 22111331020297. The next prime is 22111331020349. The reversal of 22111331020313 is 31302013311122.

It can be written as a sum of positive squares in 4 ways, for example, as 2792598605449 + 19318732414864 = 1671107^2 + 4395308^2 .

It is not a de Polignac number, because 22111331020313 - 2⁴ = 22111331020297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22111331020913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406363853 + ... + 406418261.

It is an arithmetic number, because the mean of its divisors is an integer number (996117685815).

Almost surely, 2^{22111331020313} is an apocalyptic number.

It is an amenable number.

22111331020313 is a deficient number, since it is larger than the sum of its proper divisors (1795493439247).

22111331020313 is a wasteful number, since it uses less digits than its factorization.

22111331020313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81945 (or 81926 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 22111331020313 its reverse (31302013311122), we get a palindrome (53413344331435).

The spelling of 22111331020313 in words is "twenty-two trillion, one hundred eleven billion, three hundred thirty-one million, twenty thousand, three hundred thirteen".